1. Department of Physics, University of Mazandaran, P. O. Box 47416-95447, Babolsar, Iran
2. School of Physics, Damghan University, P. O. Box 3671641167, Damghan, Iran
3. Iran Science Elites Federation, Tehran, Iran
4. Canadian Quantum Research Center 204-3002, 32 Avenue Vernon, British Columbia V1T 2L7, Canada
5. Department of Mathematics, Asutosh College, Kolkata 700 026, India